Number of nX7 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 or 3 neighboring 1s.
A297543
Number of nX7 0..1 arrays with every 1 horizontally, diagonally or antidiagonally adjacent to 2 or 3 neighboring 1s.
Terms
- a(0) =1a(1) =381a(2) =4617a(3) =65363a(4) =2748026a(5) =67372651a(6) =1610981344a(7) =45496070039
External references
- oeis: A297543